Wheels Manufacturing CN-R002
Best precision engineered component for reliable bicycle performance.
A precision-machined replacement part designed to restore smooth rotation to classic rear hubs. It offers a reliable, high-quality alternative for maintaining older drivetrain systems where original components are no longer available.
$17.00
at
Wheels Manufacturing
Who it's for
- Cyclists upgrading to or maintaining Shimano Di2 electronic drivetrains.
- Riders seeking dependable, low-maintenance components for their bicycle.
- Home mechanics and bike shop technicians performing routine maintenance.
Who should skip it
- Cyclists using mechanical drivetrains or non-Shimano electronic systems.
- Riders expecting significant upgrades from every component purchase.
- First-time buyers unfamiliar with specific bicycle component standards.
Performance breakdown
Machining Precision
Tight tolerances ensure a perfect fit for vintage hub interfaces.
Material Durability
Hardened steel construction withstands the rigors of daily riding.
Compatibility Range
Limited to specific classic Shimano models, requiring careful pre-purchase verification.
Installation Ease
Standard wrench flats make swapping this component straightforward for home mechanics.
Rotation Smoothness
Polished bearing surfaces promote efficient, low-friction wheel movement.
Restoration Utility
An essential, high-quality lifeline for keeping legacy wheelsets rolling smoothly.
Key Specs
Threads
10mm x 1
Diameter
16.9mm
Length
15mm
Cone Wrench Size
15mm
Compatibility
Ultegra 6401, 6402, 105 SC 1055, 1056, XT-II M732
Know before you buy
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